:root { --bg: #07101d; --primary: #26d9c5; --text: #ffffff; }
body { margin: 0; font-family: 'Inter', sans-serif; background-color: var(--bg); color: var(--text); }

.site-header { background: #0b1626; padding: 1rem 0; border-bottom: 2px solid var(--primary); position: sticky; top: 0; z-index: 100; }
.wrapper { max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.nav { display: flex; align-items: center; justify-content: space-between; }

.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: white; }
.brand img { width: 50px; height: 50px; border-radius: 8px; object-fit: cover; }
.brand span { display: flex; flex-direction: column; }
.brand strong { font-size: 1.2rem; }
.brand small { font-size: 0.8rem; color: var(--primary); }

.menu { display: flex; gap: 20px; align-items: center; }
.menu a { color: white; text-decoration: none; font-weight: 500; }
.btn-primary { background: var(--primary); color: #07101d; padding: 10px 20px; border-radius: 8px; font-weight: 700; text-decoration: none; }

.hero { padding: 100px 20px; text-align: center; background: linear-gradient(135deg, #07101d 0%, #15253d 100%); }
.hero h1 { font-size: 3rem; margin-bottom: 20px; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 25px; margin-top: 30px; }
.card { background: #ffffff; border-radius: 16px; overflow: hidden; color: #333; box-shadow: 0 10px 20px rgba(0,0,0,0.2); }
.card img { width: 100%; height: 220px; object-fit: cover; }
.card h3, .card p { padding: 5px 20px; }

.floating-whatsapp {
  position: fixed; bottom: 20px; right: 20px; background: #25d366; 
  color: white; width: 60px; height: 60px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 30px; 
  box-shadow: 0 4px 15px rgba(0,0,0,0.3); z-index: 1000;
}